condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0004344011111111111 0.0 0.0013032033333333333 Potassium deficiency 0.0010894322222222222 0.0 0.0032682966666666667 Heat 0.0 0.0 0.0